INDEX. 
487 
Plant, Coal-,Remarkable, Binney on, 254, 
Porphyritic Rock of Cliamwood Forest. 
Professor Ansted on, 371. 
Portland, Ishr of, Mammalian and Hu- 
man Remains at, Rev. T. D. Allen on, 
95. 
Portland Fissures, C. Jicks on, 136, 251. 
, Rev. T. D. Allen on, 
210, 252, 297. 
, Rev. O.Fisher on, 250. 
, Mackie on, 253, 297. 
, Pengelly on, 298. 
Potsdam Sandstone, Crustacean Tracks 
in, 247. 
Primary and Eruptive Rocks, Origin 
of, Mr. Macfarlane on, 476. 
Proceedings, 31, 70, 97, 136, 192, 229, 
256, 307, 350, 425. 
Progressive Change of Earth, 155. 
Pteraspis, Note on, by J. Powrie, 69. 
, Restoration of, Hugh Mitchell 
on, 31. 
Pulvinulina umbilieata, 294. 
Q. 
Quamero, Physical Condition of Gulf 
of, 303. 
Quartzites Artificially-produced, Mr. 
Brjson on, 378. 
R. 
* Rambles in Search of Wild Flowers,' 
reviewed, 76. 
Red Clialk, Analysis of, by R. C. Clap- 
ham, 29. 
, Mr. Tyndell 
on, 93. 
Red Sandstone, New, of Cumberland, 
Mr. Dunn on, 377. 
,Upper Old, Salter on, 265. 
Reptiles of the Chalk, Mackie on, 266. 
Retzius, on Fossil Birds, 44-8. 
Reviews, 37, 75, 116, 156, 198, 237, 276, 
319, 359, 434. 
Rhinoceros Etruscus, 312. 
• Jaw at Sierra Nevada, 359. 
Richmond Mechanics' Institution, 259. 
Ripple-Drift in Mica-schist, Sorby's Dis- 
covery of, 201. 
Ritter, on Fossil Birds, 449, 450. 
Rock-Oil, Chemical Constitution of, by 
Mr. Schorlemmer, 146. 
Rotalia umbilieata, Jones on, 432. 
Rowley Rag, Effect of Heat on, J. Plant 
on, 352. 
, Practical Application of, 
352. 
Royal Institution, 256. 
Royal Society, 32. 
Royal Society of Edinburgh, 143. 
Ru skin's Lecture on the Savoy Alps, 
Mackie on, 321. 
S. 
Salamander Fossil, from Bohemia, Dr. 
G-einitz on, 387. 
Salt Basins of Nebraska, 236. 
Deposit of New Iberia, 348. 
— , Eock-; of Middlesbrough, J. Mar- 
ley on, 387. 
Sandstone of N.E. of Scotland, Professor 
Harkness on, 387. 
Scarborough, OoUtes of, 351. 
Scheuchzer, J. J., on Fossil Birds, 422. 
' Scripture, Science elucidative of,' by J. 
R. Young, reviewed, 77. 
Scrope, Gr. Poulett on Causes of Earth- 
quakes, 455. 
Sea, Disturbance of, 155. 
Sections, Geological, Easy Making of, 
Rev. O. Fisher on, 458. 
Shetland Dredging Committee's Report, 
382. 
Siberia, Fossil Fishes and Estherise, 
C. E. Austin on, 32. 
Silurian Corals, Mr. Morton on, 466. 
Silver, Lake Superior, 349. 
Sivers, on Fossil Birds, 449. 
Skiddaw-Slate Fossils, etc.. Prof. R. 
Harkness on, 370. 
Series, Prof. Harkness 
on, 32. 
Snowdon Ancient Glaciers, Mr. Morton 
on, 461. 
Society of Arts, 105. 
Soda, Carbonate of. Natural Formation 
of. at Aden, 318. 
Spain, Topographical Survey of, 62. 
Spezzia, Geology of, by Prof. Capellini, 
reviewed, 157. 
Sphenopteris flavicans, Mackie on Oc- 
currence of, 361. 
St. Lawrence and other Lakes, Hydro- 
graphy of. Dr. Hulburt on, 380. 
St. Paul's Cathedral, Wren's Section at, 
274. 
Starfish, New, from Mountain Lime- 
stone of Northumberland, Geo. Tate 
on, 390. 
Stone Celts from Chiriqui, by C. C. 
Blake, 44. 
Stonesfield Slate, New Reptiles m, 41. 
Storeton, Geology of, 461. 
Stricklandia acuminata, Mi's. Strickland 
on New Specimen of, 395. 
